What is meant by pre-emphasis and de-emphasis?

24 Answers   BEL, BSF,

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What is a sequential circuit and what is a combinational circuit?

0 Answers  

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interface an 8-pin switch with 8085 microprocessor located at 0AAH and LEDs at port 55H, draw the circuit diagram. Write down a program to read the switches and do the following: > if the parity of the switch is odd, start counting upward until it reaches 0FFH. > if the parity of the switch is even, start counting downwards until it reaches 00H.

0 Answers  

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minimum,maximum values of s12 in lossless & lossy txline?

0 Answers   Bosch,

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What is modulation? Explain in detail.

0 Answers  

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difference btwn channel and carrier in telecom?

0 Answers  

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What are the advantages of negative feedback over positive feedback.

0 Answers  

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define voltage regulator.

0 Answers  

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why should i hire u?

4 Answers   Wipro,

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If i use 4mhz and 10mhz both oscillator(seperately) in a pic microcontrolller what is the difference happens in the input ?

5 Answers  

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Factors responsible for voice cracking in Mobile communication?

0 Answers   Airtel, ZTE,

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What are the applications of op-amps?

0 Answers  

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